A Pipe That Is 20

question 23

Multiple Choice

A pipe that is 20.0 m long and 10.0 cm in diameter contains olive oil.The density of the olive oil is 890 kg/m³ and the bulk modulus is 1.3 × 10⁹ Pa.A 3.4-Hz longitudinal wave is transmitted in the oil.How many milliseconds does it take for the wave to travel the length of the pipe in the oil?

• A) 17 ms
• B) 15 ms
• C) 14 ms
• D) 13 ms
• E) 12 ms

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The principle of ensuring that assessments, decisions, and treatments do not favour or discriminate against any culture.

Validity

The extent to which a test, tool, or method accurately measures or evaluates what it is supposed to.

Accuracy

The degree to which the result of a measurement, calculation, or specification conforms to the correct value or standard.

Mainstreaming

The practice of integrating children with special educational needs into regular educational settings, promoting inclusivity and equal opportunities.